A unique study shows that non-smoking vapers experience no apparent long-term negative health effects from vaping. The study was presented at the E-Cigarette Summit in London (U.K.) on Nov. 17, and published in the journal Nature.
A team of researchers from the University of Catania (Italy) and the University of California-Los Angeles, led by Dr. Riccardo Polosa, followed a group of young vapers for 3.5 years who had never smoked, measuring coronary, circulatory, and pulmonary vital signs. They also followed a similar group who did not vape, and also had never smoked.
Read more about this here: http://vaping360.com/longterm-vaping-study-polosa/